150 Door Fault Flashcards

1
Q

Door control lost?

A

DKS off
Door supply mcb tripped

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2
Q

Doors will not close?

A

No air supply to ram/piston
Air ram/piston faulty
Belt jammed or defective
Runners obstructed

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3
Q

Doors will not open?

A

Close buttons stuck in
Door supply and door control mcb
Door or doors locked out mechanically

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